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HBV相关肝病患者外周血NK细胞PD-1、Tim-3表达及意义
引用本文:赵小瑜,周妮,汤永志,林希,陈华忠,朱坚胜.HBV相关肝病患者外周血NK细胞PD-1、Tim-3表达及意义[J].寒旱区科学,2017,9(5):51-54,59.
作者姓名:赵小瑜  周妮  汤永志  林希  陈华忠  朱坚胜
作者单位:317000 温州医科大学附属浙江省台州医院感染科;317000 温州医科大学附属浙江省台州医院感染科;317000 温州医科大学附属浙江省台州医院感染科;317000 温州医科大学附属浙江省台州医院感染科;317000 温州医科大学附属浙江省台州医院感染科;317000 温州医科大学附属浙江省台州医院感染科
基金项目:浙江省医药卫生科技计划项目(2012KYB237)
摘    要:目的 了解HBV相关肝病患者外周血NK细胞表面PD-1、Tim-3的表达情况,探讨PD-1和Tim-3的表达与血清HBV-DNA载量的相关情况。方法 选择HBV感染相关肝病患者74例,其中CHB患者30例,LC患者24例,HCC患者20例,健康对照18例。应用流式细胞术检测NK细胞表面PD-1、Tim-3表达,荧光定量PCR检测HBV-DNA量,ELISA法检测细胞因子分泌水平。统计各组患者PD-1和Tim-3的表达率,比较各组差异,分析其与病情的相关性。结果 CHB、LC、HCC组外周血NK细胞表面PD-1和Tim-3的表达率分别为34.46%±7.31%、59.09%±12.35%、61.49%±15.26%和19.18%±6.05%、28.64%±11.20%、31.24%±11.85%,均高于对照组(P<0.01),LC组和HCC组明显高于CHB组(P<0.01),LC组和HCC组比较无统计学差异。在CHB组,PD-1的表达率与HBV-DNA呈负相关关系(R=-0.437,P=0.033)。CHB、LC、HCC各组血清中细胞因子TNF-α和IFN-γ水平分别为0.66±0.63、0.75±0.66、0.85±0.71和1.76±0.88、1.83±1.23、1.60±0.53,均低于健康对照组(P<0.01)。结论 HBV相关肝病患者NK细胞表面PD-1、Tim-3表达均增加,且与病情严重程度有关,增加表达的PD-1与血清HBV-DNA载量存在负相关性,HBV肝病各组血清TNF-α、IFN-γ分泌减少。

关 键 词:乙型肝炎病毒  自然杀伤细胞  程序性死亡受体-1  T细胞免疫球蛋白黏蛋白分子-3
收稿时间:2016/9/1 0:00:00
修稿时间:2016/9/26 0:00:00

Expression and Meaning of PD-1,Tim-3 on NK in HBV Related Liver Disease.
Zhao Xiaoyu,Zhou Ni,Tang Yongzhi.Expression and Meaning of PD-1,Tim-3 on NK in HBV Related Liver Disease.[J].Sciences in Cold and Arid Regions,2017,9(5):51-54,59.
Authors:Zhao Xiaoyu  Zhou Ni  Tang Yongzhi
Institution:Department of Infectious Disease, Taizhou Hospital Affiliated to Wenzhou Medical University, Zhejiang 317000, China;Department of Infectious Disease, Taizhou Hospital Affiliated to Wenzhou Medical University, Zhejiang 317000, China;Department of Infectious Disease, Taizhou Hospital Affiliated to Wenzhou Medical University, Zhejiang 317000, China;Department of Infectious Disease, Taizhou Hospital Affiliated to Wenzhou Medical University, Zhejiang 317000, China;Department of Infectious Disease, Taizhou Hospital Affiliated to Wenzhou Medical University, Zhejiang 317000, China;Department of Infectious Disease, Taizhou Hospital Affiliated to Wenzhou Medical University, Zhejiang 317000, China
Abstract:Objective To quantitative analysis the expression variation of PD-1, Tim-3 on HBV-related liver disease patients peripheral blood NK cell. To investigate the correlation of serum HBV-DNA loads and the expression of PD-1, Tim-3. Methods All o
Keywords:Hepatitis B virus  Natural killer cell  Programmed death-1  T cell immunoglobulin-and mucin-domain-containing molecule-3
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